in c-modules/authany/mod_authany.c [39:50]
static authz_status any_check_authorization(request_rec *r,
const char *requirement,
const void *dummy)
{
#if AP_MODULE_MAGIC_AT_LEAST(20100714,0)
if (!r->user)
return AUTHZ_DENIED_NO_USER;
#endif
return strtrue(r->user) && strcmp(requirement, "any-user") == 0
? AUTHZ_GRANTED : AUTHZ_DENIED;
}